The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 19, 2019
Filed:
Jul. 22, 2015
Applicant:
Hilti Aktiengesellschaft, Schaan, LI;
Inventors:
Thomas Reichenberger, Penzing, DE;
Xaver Ried, Kaufering Penzing, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 51/04 (2006.01); B23B 31/11 (2006.01); F16D 1/108 (2006.01); F16D 1/116 (2006.01); F16D 1/10 (2006.01);
U.S. Cl.
CPC ...
B23B 51/0473 (2013.01); B23B 31/1122 (2013.01); F16D 1/108 (2013.01); F16D 1/116 (2013.01); B23B 2226/33 (2013.01); B23B 2226/61 (2013.01); B23B 2260/106 (2013.01); F16D 2001/102 (2013.01); F16D 2001/103 (2013.01); Y10T 279/17948 (2015.01); Y10T 408/957 (2015.01);
Abstract
A device for holding and securing a tool, in particular, a drill bit, on a machine tool, for example, a core drill, including an output shaft for transmitting a torque generated in the machine tool to the tool; and a union nut positioned around the output shaft for detachably connecting the output shaft to an attachment end of the tool. The output shaft includes a locking ring and the union nut includes a washer disk, as well as an attenuator, the washer disk being positioned between the locking ring and the attenuator.